Agent Name

Oxalyl chloride

CAS Number

79-37-8

Formula

C2-Cl2-O2

Major Category

Toxic Gases & Vapors

Synonyms

Ethanedioyl chloride; Oxalic acid chloride; Oxalic acid dichloride; Oxalic dichloride; Oxaloyl chloride; Oxalyl dichloride; Ethanedioyl dichloride; [ChemIDplus]

Category

Acid Halides

Description

Colorless fuming liquid with a penetrating odor; [Merck Index]

Sources/Uses

Used as a chlorinating reagent; [Merck Index]

Comments

Causes corneal damage and dyspnea in inhalation lethal-concentration studies of rats; [RTECS] Decomposed violently by water; A severe skin, eye, and respiratory tract irritant; Toxic; [Merck Index] Reacts violently with water evolving toxic gas; Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract and lungs; Toxic by inhalation; [Sigma-Aldrich MSDS] See "Oxalic acid."

Exposure Assessment
Vapor Pressure

150 mm Hg

Lethal Concentration

LC50 (rat) = 1,840 ppm/1hr

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Corrosive liquid, toxic, n.o.s."

Adverse Effects
Toxic Pneumonitis

Yes

Dermatotoxin

Skin Burns

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Other Information

No other related information on this agent was found.